1. Institute for Quantum Computing, University of Waterloo, Waterloo, Ontario N2L 3G1, Canada
2. Department of Physics and Astronomy, University of Waterloo, Waterloo, Ontario N2L 3G1, Canada
3. Department of Electrical and Computer Engineering, University of Waterloo, Waterloo, Ontario N2L 3G1, Canada
4. High Q Technologies LP, Waterloo, Ontario N2L 0A7, Canada
5. Department of Chemistry, University of Waterloo, Waterloo, Ontario N2L 3G1, Canada
6. Perimeter Institute for Theoretical Physics, Waterloo, Ontario N2L 2Y5, Canada
7. Canada Institute for Advanced Research, Toronto, Ontario M5G 1Z8, Canada